261410013996 has 24 divisors (see below), whose sum is σ = 609980447664. Its totient is φ = 87133278720.

The previous prime is 261410013947. The next prime is 261410014049. The reversal of 261410013996 is 699310014162.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92665 + ... + 728976.

It is an arithmetic number, because the mean of its divisors is an integer number (25415851986).

Almost surely, 2^261410013996 is an apocalyptic number.

It is an amenable number.

261410013996 is an abundant number, since it is smaller than the sum of its proper divisors (348570433668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

261410013996 is a wasteful number, since it uses less digits than its factorization.

261410013996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848161 (or 848159 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 261410013996 in words is "two hundred sixty-one billion, four hundred ten million, thirteen thousand, nine hundred ninety-six".